Man greeting Man - Men shake hands warmly when greeting one another and maintain direct eye contact.  Friends and close acquaintances will share a hug combined with a few slaps on the back.

Woman greeting Woman- At a first meeting, women shake hands or give a light touch on the forearm.  Friends and close acquaintances generally kiss each other once on the cheek. 

Man greeting Woman-   At a first meeting a regular handshake will do.  Friends, family and close acquaintances may share a light kiss on the cheek.